Because they always work problems out with a pencil.
Pencil-vania.
The same way he solved all other problems: He worked it out with a pencil and paper.
Ability to work under pressure.
A Guardian of the Galaxy
Houston, I have a problem.
An issue.
Just one of the thoughts I have during important business meetings
Farhfrumpoopin'.
Because they are always multiplying.
Math teachers, because every student counts.